A355896 Multiples of 3 in A354790, divided by 3, in order of appearance.

1, 2, 13, 11, 23, 19, 59, 53, 127, 113, 277, 271, 631, 619, 1409, 1399, 1823, 3967, 3947, 8783, 8779, 18257, 18253, 25873

Offset

1,2

Comments

The multiples of 3 in A354790 appear at indices 3, 7, 17, 35, 71, 143, 287, 575, 1151, ... and conjecturally at indices 9*2^k-1 for all k >= 1.

Links

Table of n, a(n) for n=1..24.

Crossrefs

Cf. A354790, A355895.

Sequence in context: A244932 A157480 A342953 * A213306 A213307 A213305

Adjacent sequences: A355893 A355894 A355895 * A355897 A355898 A355899

Keyword

nonn,more

Author

N. J. A. Sloane, Aug 27 2022

Extensions

a(16)-a(24) from Rémy Sigrist, Aug 29 2022

Status

approved