A039036 Numbers whose base-7 representation has the same number of 1's and 3's.

0, 2, 4, 5, 6, 10, 14, 16, 18, 19, 20, 22, 28, 30, 32, 33, 34, 35, 37, 39, 40, 41, 42, 44, 46, 47, 48, 52, 66, 70, 72, 74, 75, 76, 80, 87, 94, 98, 100, 102, 103, 104, 108, 112, 114, 116, 117, 118, 120, 126, 128, 130, 131, 132, 133, 135, 137, 138, 139, 140, 142

Offset

1,2

Links

Daniel Starodubtsev, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A007093.

Sequence in context: A233768 A240748 A171165 * A219046 A043045 A091678

Adjacent sequences: A039033 A039034 A039035 * A039037 A039038 A039039

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved