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A036317 Composite numbers n such that digits of prime factors of n are either 3 or 8. 1
9, 27, 81, 243, 249, 729, 747, 1149, 2187, 2241, 2649, 3447, 6561, 6723, 6889, 7947, 10341, 11499, 19683, 20169, 20667, 23841, 31023, 31789, 34497, 59049, 60507, 62001, 71523, 73289, 93069, 95367, 103491, 114999, 116499, 146689, 177147 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

CROSSREFS

Cf. A036302-A036325.

Sequence in context: A036314 A215690 A255623 * A053762 A126322 A020279

Adjacent sequences:  A036314 A036315 A036316 * A036318 A036319 A036320

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Dec 15 1998

STATUS

approved

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Last modified January 28 03:41 EST 2020. Contains 331317 sequences. (Running on oeis4.)