A368917 Numbers k for which there is no prime p such that p^p divides the arithmetic derivative of A276086(k), where A276086 is the primorial base exp-function.

1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 37, 38, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 50, 51, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69, 70, 71, 73, 74, 75, 76, 77, 78, 79, 81, 82, 83, 84, 85, 86, 87, 89, 90, 91, 93

Offset

1,2

Comments

Numbers k such that A327860(k) [or equally, A342002(k)] is in A048103.

Links

Antti Karttunen, Table of n, a(n) for n = 1..20000

Index entries for sequences related to primorial base

Formula

For n >= 1, A368918(a(n)) = n.

Prog

(PARI) \\ See A368916.

Crossrefs

Complement of A342018.

Cf. A003415, A048103, A276086, A341996, A327860, A342002, A342019, A359550, A368915, A368916 (characteristic function), A368918 (its partial sums).

Cf. A328116 (subsequence, after its initial zero).

Sequence in context: A361395 A329135 A182768 * A207481 A047592 A187320

Adjacent sequences: A368914 A368915 A368916 * A368918 A368919 A368920

Keyword

nonn

Author

Antti Karttunen, Jan 09 2024

Status

approved