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 A129562 Slowest increasing sequence that starts with 1 and has property that adding two consecutive terms gives a number which does not share a digit with either of the two terms. 1
 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 13, 14, 15, 17, 18, 19, 21, 22, 23, 25, 35, 36, 38, 39, 41, 42, 43, 44, 45, 46, 47, 48, 51, 149, 151, 152, 154, 155, 165, 167, 168, 169, 171, 172, 176, 177, 178, 181, 182, 184, 185, 188, 189, 211, 219, 221, 222, 223, 225, 235, 236, 238 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Terms shown above computed by Lapinot. LINKS Andrew Woods, Table of n, a(n) for n = 1..10000 PROG (Sage) @cached_function def A129562(n): ....if n == 1: return 1 ....nocommon = lambda x, y: not set(x.digits()).intersection(y.digits()) ....last = A129562(n-1) ....return next(k for k in IntegerRange(last+1, infinity) if nocommon(k, last+k) and nocommon(last, last+k)) ....# [D. S. McNeil, Aug 31 2011] CROSSREFS Sequence in context: A038365 A247761 A031185 * A191841 A050741 A285710 Adjacent sequences:  A129559 A129560 A129561 * A129563 A129564 A129565 KEYWORD base,easy,nonn AUTHOR Eric Angelini, May 30 2007 STATUS approved

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