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A030593
Position of n-th 4 in A030588.
1
22, 24, 26, 71, 74, 77, 125, 128, 131, 179, 182, 185, 196, 199, 202, 205, 208, 211, 214, 217, 220, 223, 226, 229, 232, 233, 235, 236, 238, 239, 241, 244, 247, 287, 290, 293, 354, 358, 362, 426, 430, 434, 498, 502, 506, 570, 574
OFFSET
1,1
MATHEMATICA
Position[Flatten[Table[IntegerDigits[2n-1, 6], {n, 200}]], 4]//Flatten (* Harvey P. Dale, Feb 05 2023 *)
CROSSREFS
Sequence in context: A162334 A165483 A067189 * A235807 A244397 A138603
KEYWORD
nonn
STATUS
approved