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 A208271 Nonprime numbers containing a digit 1. 1
 1, 10, 12, 14, 15, 16, 18, 21, 51, 81, 91, 100, 102, 104, 105, 106, 108, 110, 111, 112, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 128, 129, 130, 132, 133, 134, 135, 136, 138, 140, 141, 142, 143, 144, 145, 146, 147, 148, 150, 152, 153 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Subsequence of A011531. Complement of A208270 with respect to A011531. LINKS Table of n, a(n) for n=1..54. MATHEMATICA Select[Range[200], ! PrimeQ[#] && MemberQ[IntegerDigits[#], 1] &] (* T. D. Noe, Mar 06 2012 *) CROSSREFS Cf. A208270 (primes containing a digit 1), A011531 (numbers containing a digit 1). Sequence in context: A141322 A350180 A099103 * A094879 A206286 A116023 Adjacent sequences: A208268 A208269 A208270 * A208272 A208273 A208274 KEYWORD nonn,base AUTHOR Jaroslav Krizek, Mar 04 2012 STATUS approved

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Last modified December 7 05:24 EST 2023. Contains 367630 sequences. (Running on oeis4.)