A351227 Numbers k for which A276086(k) > k, where A276086 is the primorial base exp-function.

0, 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 33, 34, 35, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87

Offset

1,3

Links

Table of n, a(n) for n=1..82.

Index entries for sequences related to primorial base

Mathematica

Select[Range[0, 87], Block[{i, m, n = #, p}, m = i = 1; While[n > 0, p = Prime[i]; m *= p^Mod[n, p]; n = Quotient[n, p]; i++]; m > #] &] (* Michael De Vlieger, Feb 05 2022 *)

Prog

(PARI)
A276086(n) = { my(m=1, p=2); while(n, m *= (p^(n%p)); n = n\p; p = nextprime(1+p)); (m); };
isA351227(n) = (A276086(n)>n);

Crossrefs

Cf. A276086, A351226 (complement), A351229 (subsequence).

Indices of positive terms in A351225.

Sequence in context: A004725 A129487 A097010 * A132999 A054027 A272978

Adjacent sequences: A351224 A351225 A351226 * A351228 A351229 A351230

Keyword

nonn,base

Author

Antti Karttunen, Feb 05 2022

Status

approved