A038464 Sums of 2 distinct powers of 3.

4, 10, 12, 28, 30, 36, 82, 84, 90, 108, 244, 246, 252, 270, 324, 730, 732, 738, 756, 810, 972, 2188, 2190, 2196, 2214, 2268, 2430, 2916, 6562, 6564, 6570, 6588, 6642, 6804, 7290, 8748, 19684, 19686, 19692, 19710, 19764, 19926, 20412, 21870, 26244, 59050, 59052

Offset

1,1

Links

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

Mathematica

Sort[Plus @@@ Subsets[3^Range[0, 10], {2}]] (* Amiram Eldar, Jul 13 2022 *)

Crossrefs

Base-3 interpretation of A038444.

Cf. A000244, A038465, A038466, A038467, A038468, A038469.

Sequence in context: A175436 A354024 A074939 * A366633 A360037 A125966

Adjacent sequences: A038461 A038462 A038463 * A038465 A038466 A038467

Keyword

nonn,easy

Author

Olivier Gérard

Extensions

Offset corrected by Amiram Eldar, Jul 13 2022

Status

approved