A023695 Numbers with exactly 4 1's in their ternary expansion.

40, 94, 112, 118, 120, 122, 124, 130, 148, 202, 256, 274, 280, 282, 284, 286, 292, 310, 328, 334, 336, 338, 340, 346, 352, 354, 356, 358, 360, 362, 366, 368, 370, 372, 374, 376, 382, 388, 390, 392, 394, 400, 418, 436, 442

Offset

1,1

Links

Seiichi Manyama, Table of n, a(n) for n = 1..10000

Mathematica

Select[ Range[ 459 ], (Count[ IntegerDigits[ #, 3 ], 1 ]==4)& ]

Crossrefs

Sequence in context: A005930 A261933 A036194 * A038466 A279689 A063310

Adjacent sequences: A023692 A023693 A023694 * A023696 A023697 A023698

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved