A092500 -id:A092500

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A092501

a(0)=0, a(1)=1, a(2)=10; for n>2, a(n) = a(n-1)^2 + 10.

+10
0

0, 1, 10, 110, 12110, 146652110, 21506841367452110, 462544225604749344790073143452110, 213947160640297259376086109686762856183078407835978386567863452110

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,3

REFERENCES

Seen in a book of childrens' puzzles.

LINKS

Table of n, a(n) for n=0..8.

A. V. Aho and N. J. A. Sloane, Some doubly exponential sequences, Fibonacci Quarterly, Vol. 11, No. 4 (1973), pp. 429-437, alternative link.

Index entries for sequences of form a(n+1)=a(n)^2 + ...

MATHEMATICA

Join[{0, 1}, NestList[#^2+10&, 10, 10]] (* Harvey P. Dale, Jan 14 2021 *)

CROSSREFS

The beginning is ugly. See A092500 for a better version.

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Apr 07 2004

STATUS

approved

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