What is the sixth term of following series: 1, 2, 8, 33, 148,....

jyothi chhabria   7 years AGO

1*1+1^2=2
2×2+2^2=8
8×3+3^2=33
33×4+4^2=148
148×5+5^2=765
i.e option 2 👆

Like? Yes (2) | No (1)  

vishal   7 years AGO

1*1 + 12 = 2
2*2 + 22 = 8
8*3 + 32 = 33
33*4 + 42 = 148
148*5 + 52 = 765

Like? Yes (4) | No (3)  

tumati koushik   7 years AGO

1
+1 x1=2
2
+2x2=8
8
+3x3=33
33
+4x4=148
148
+5x5=765
so,the solution is 75

Like? Yes (2) | No (2)  

Mayur Shinde   7 years AGO

1*1=1+(1^2)=1+2=2
2*2=4+(2^2)=4+4=8
8*3=24+(3^2)=24+9=33
33*4=132+(4^2)=132+16=148
148*5=740+(5^2)=740+25=765

Hence option 2 is correct one

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Sonu Kumar   7 years AGO

1*1+1^2=2
2*2+2^2=8
8*3+3^2=33
33*4+4^2=148
148*5+5^2=765
So the right answer is option 2) 765

Like? Yes | No   

Vikas Singh   7 years AGO

1 * 1 + 1^2 = (1 + 1) = 2
2 * 2 + 2^2 = (4 + 4) = 8
8 * 3 + 3^2 = (24 + 9) = 33
33 * 4 + 4^2 = (132 + 16) = 148
148 * 5 + 5^2 = (740 + 25) = 765.
765 * 6 + 6^2 = (4590 + 36) = 4626.

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Mukund Manohar   7 years AGO

1,2,8,33,148,......
1*1 + 1^2 = 2
2*2 + 2^2 = 8
8*3 + 3^2 = 33
33*4 + 4^2 = 148
148*5 + 5^2 = 765

Like? Yes | No (1)  

prashant trivedi   7 years AGO

1 * 1 + 1^2 = 2
2 * 2 + 2^2 = 8
8 * 3 + 3^2 = 33
33 * 4 + 4^2 = 148
148 * 5 + 5^2 = 765.
765 * 6 + 6^2 = 4626.

Like? Yes | No (1)  

Shreya Katiyar   7 years AGO

1*1+1²=2
2*2+2²=8
8*3+3²=33
33*4+4²=148
148*5+5²=765

Like? Yes | No (1)  

ganesh chemanchula   7 years AGO

1*1+1^2=2
2*2+2^2=8
8*3+3^2=33
33*4+4^2=148
148*4+5^2=765
So option 2.

Like? Yes | No (1)  

Dolly   7 years AGO

1*1+1^2=2
2*2+2^2=8
8*3+3^2 = 24+9=33
33*4+4^2=148
148*5+5^2=765... option 2

Like? Yes (1) | No (2)  

varun bansal   7 years AGO

1*1+1² = 2
2*2+2² = 8
8*3+3² = 33
33*4+4² = 148
148*5+5² = 765

Like? Yes | No (1)  

Siva   7 years AGO

1, 1*1+1^2, 2*2+2^2, 8*3+3^2, 33*4+4^2, 148*5+5^2.

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Gokul Krishnan   7 years AGO

1*1+1^2=2
2*2+2^2=8
8*3+3^2=33
33*4+4^2=148
148*5+5^2=765

Like? Yes | No (1)  

VAIBHAV SRIVASTAVA   7 years AGO

(1*1) + (1^2)=(1+1)= 2
(2*2)+ (2^2)=4+4= 8
(8*3) + (3^2)= 24+9 =33
(33*4)+ (4^2)= 132+16= 148
(148*5)+(5^2)=740+25=765

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Amarnath Kumar Upadhyay   7 years AGO

1*1+1^2=2
2*2+2^2=8
8*3+3^2=33
33*4+4^2=148
148*5+5^2=765

Like? Yes | No (1)  

jeet   7 years AGO

1*1+1^2=1
2*2+2^2=8
8*3+3^2=33
33*4+4^2=148
148*5+5^2=765

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Manoj Kumar   7 years AGO

1*1=1+1
2*2=4+4
8*3=24+9
33*4=132+16
148*5=740+25

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ishwariya   7 years AGO

1*1 +1^2
2*2+2^2
8*3+3^2
33*4+4^2
148*5+5^2

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vineetha   7 years AGO

1*1+1^2=2, 2*2+2^2=8,8*3+3^2=33,33*4+4^2=148,148*5+5^2=765

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G.S.Kantharao   7 years AGO

765 is the answer. 5 should be a factor.

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