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 A349279 Fixed points of A349278. 1
 1, 2, 3, 4, 5, 6, 7, 8, 9, 24, 45, 8643024 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS This is similar to A349190 but with digits taken in reversed order. LINKS Table of n, a(n) for n=1..12. EXAMPLE 24 is a term because A349278(24) = 4*(4+2) = 4*6 = 24. MATHEMATICA f[n_] := Times @@ Accumulate @ Reverse @ IntegerDigits[n]; Select[Range[100], f[#] == # &] (* Amiram Eldar, Nov 13 2021 *) PROG (Python) from math import prod from itertools import accumulate def ok(n): return n == (0 if n%10==0 else prod(accumulate(map(int, str(n)[::-1])))) print([k for k in range(1, 10**7) if ok(k)]) # Michael S. Branicky, Nov 13 2021 CROSSREFS Cf. A349190, A349278. Sequence in context: A134703 A061862 A007532 * A347189 A068189 A069716 Adjacent sequences: A349276 A349277 A349278 * A349280 A349281 A349282 KEYWORD nonn,base,more AUTHOR Michel Marcus, Nov 13 2021 STATUS approved

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Last modified September 8 16:23 EDT 2024. Contains 375753 sequences. (Running on oeis4.)