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A043451 Numbers having three 7's in base 8. 0
511, 1023, 1535, 2047, 2559, 3071, 3583, 3647, 3711, 3775, 3839, 3903, 3967, 4031, 4039, 4047, 4055, 4063, 4071, 4079, 4087, 4088, 4089, 4090, 4091, 4092, 4093, 4094, 4607, 5119, 5631, 6143, 6655, 7167, 7679, 7743, 7807 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..37.

CROSSREFS

Cf. A007094.

Sequence in context: A277172 A023691 A045118 * A158011 A032656 A031899

Adjacent sequences:  A043448 A043449 A043450 * A043452 A043453 A043454

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified January 23 23:01 EST 2022. Contains 350515 sequences. (Running on oeis4.)