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A036109 A summarize Fibonacci sequence: summarize the previous two terms!. 1
2, 1, 1211, 1241, 142251, 15243241, 2534134241, 2554334241, 3564434231, 163564533221, 363544633231, 463534833231, 183625441032221, 2826254473524110, 281726355433825120, 382726554443824120, 482726555453823120, 482726656443822120, 482746555433922120 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
From the 25th term the sequence gets into a cycle of 117.
LINKS
MAPLE
a:= proc(n) option remember; `if`(n<2, 2-n, (p-> parse(cat(seq((c->
`if`(c=0, [][], [c, 9-i][]))(coeff(p, x, 9-i)), i=0..9))))(
add(x^i, i=map(x-> convert(x, base, 10)[], [a(n-1), a(n-2)]))))
end:
seq(a(n), n=0..20); # Alois P. Heinz, Jun 18 2022
CROSSREFS
Cf. A036059.
Sequence in context: A272538 A087037 A354913 * A240234 A367996 A098940
KEYWORD
base,easy,nonn
AUTHOR
STATUS
approved

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Last modified February 24 02:20 EST 2024. Contains 370288 sequences. (Running on oeis4.)