A069027 Powers of 2 with strictly increasing sum of digits.

1, 2, 4, 8, 64, 128, 256, 2048, 4096, 8192, 16384, 32768, 524288, 1048576, 8388608, 268435456, 2147483648, 4294967296, 8589934592, 68719476736, 274877906944, 549755813888, 281474976710656, 1125899906842624, 2251799813685248

Offset: 1

Author

Amarnath Murthy, Apr 02 2002

Keywords

• nonn
• base

Links

• Seiichi Manyama, Table of n, a(n) for n = 1..223
• Index to divisibility sequences

Crossrefs

Cf. A069028, A069029.

Programs

Mathematica

DeleteDuplicates[Table[{2^n,Total[IntegerDigits[2^n]]},{n,0,60}],GreaterEqual[ #1[[2]],#2[[2]]]&][[All,1]] (* Harvey P. Dale, Aug 15 2022 *)

Extensions

More terms from Larry Reeves (larryr(AT)acm.org), Jun 26 2002