A359376 Numbers that are either odd multiples of 3 or multiples of 4. Numbers k such that A252463(k) is even.

0, 3, 4, 8, 9, 12, 15, 16, 20, 21, 24, 27, 28, 32, 33, 36, 39, 40, 44, 45, 48, 51, 52, 56, 57, 60, 63, 64, 68, 69, 72, 75, 76, 80, 81, 84, 87, 88, 92, 93, 96, 99, 100, 104, 105, 108, 111, 112, 116, 117, 120, 123, 124, 128, 129, 132, 135, 136, 140, 141, 144, 147, 148, 152, 153, 156, 159, 160, 164, 165

Offset

1,2

Comments

Numbers that are congruent to {0, 3, 4, 8, 9} mod 12. - Amiram Eldar, Jan 24 2023

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Index entries for linear recurrences with constant coefficients, signature (1,0,0,0,1,-1).

Mathematica

Select[Range[0, 165], Mod[#, 6] == 3 || Mod[#, 4] == 0 &] (* Amiram Eldar, Jan 24 2023 *)

Prog

(PARI) isA359376(n) = A359379(n);
(PARI) isA359376(n) = !A359374(n);
(PARI) isA359376(n) = (((n%2)&&!(n%3))||!(n%4));

Crossrefs

Disjoint union of A016945 and A008586.

Cf. A000035, A064989, A252463, A359375 (complement), A359379 (characteristic function).

Positions of 0's in A359374.

Sequence in context: A073258 A170954 A286750 * A135135 A058593 A310017

Adjacent sequences: A359373 A359374 A359375 * A359377 A359378 A359379

Keyword

nonn,easy

Author

Antti Karttunen, Dec 31 2022

Status

approved