A038449 Sums of 7 distinct powers of 10.

1111111, 10111111, 11011111, 11101111, 11110111, 11111011, 11111101, 11111110, 100111111, 101011111, 101101111, 101110111, 101111011, 101111101, 101111110, 110011111, 110101111, 110110111, 110111011, 110111101, 110111110, 111001111, 111010111, 111011011, 111011101

Offset

1,1

Links

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

Mathematica

Take[Total/@Subsets[10^Range[0, 20], {7}]//Union, 20] (* Harvey P. Dale, Feb 25 2018 *)

Crossrefs

Cf. A011557.

Cf. A038444, A038445, A038446, A038447, A038448, A038450, A038451, A038452, A038453, A038454.

Sequence in context: A176999 A359347 A035613 * A262498 A257937 A205735

Adjacent sequences: A038446 A038447 A038448 * A038450 A038451 A038452

Keyword

nonn,easy

Author

Olivier Gérard

Extensions

Offset corrected by Amiram Eldar, Jul 12 2022

Status

approved