A037332 Numbers whose base-7 and base-9 expansions have the same digit sum.

1, 2, 3, 4, 5, 6, 28, 29, 30, 31, 32, 33, 34, 54, 55, 99, 100, 101, 102, 103, 104, 126, 127, 128, 129, 130, 131, 132, 153, 175, 176, 177, 178, 179, 198, 199, 200, 201, 202, 225, 226, 227, 228, 229, 230, 245, 246, 247, 248, 249, 250

Offset

1,2

Links

Table of n, a(n) for n=1..51.

Mathematica

Select[Range[300], Total[IntegerDigits[#, 7]]==Total[IntegerDigits[#, 9]]&] (* Harvey P. Dale, Mar 20 2023 *)

Crossrefs

Sequence in context: A262434 A246908 A303367 * A091690 A024640 A037403

Adjacent sequences: A037329 A037330 A037331 * A037333 A037334 A037335

Keyword

nonn,base

Author

Clark Kimberling

Status

approved