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 A092861 "Product" of the sequence of primes and the "evil" numbers (A001969). 6
 4, 7, 9, 12, 14, 15, 18, 19, 21, 25, 26, 33, 35, 36, 37, 40, 41, 42, 44, 47, 48, 50, 54, 55, 58, 59, 60, 64, 65, 66, 69, 72, 77, 78, 79, 80, 84, 86, 87, 88, 89, 90, 91, 97, 99, 100, 105, 106, 107, 108, 110, 111, 112, 114, 115, 116, 117, 118, 120, 122, 123, 125, 127, 128 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS If two monotonic sequences are mapped into the real section of (0,1), as it is defined in A051006 and the product of the two reals mapped back into the set of monotonic sequences as defined in A092855, then we have the "product" of the two sequences. LINKS Ferenc Adorjan, Binary mapping of monotonic sequences and the Aronson function PROG (PARI) {prod(a, b)= /*Returns the "product" of monotonic sequences a and b */ return(mtinv(mt(a)*mt(b))) /* the functions mt(a) and mtinv(r) are defined in A051006 and A092855, respectively */ } CROSSREFS Cf. A092855, A051006, A092857, A092858, A092859, A092860, A092862, A092863, A092874. Sequence in context: A074341 A085922 A048973 * A248561 A007072 A186323 Adjacent sequences:  A092858 A092859 A092860 * A092862 A092863 A092864 KEYWORD easy,nonn AUTHOR Ferenc Adorjan (fadorjan(AT)freemail.hu) STATUS approved

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Last modified April 23 05:42 EDT 2021. Contains 343199 sequences. (Running on oeis4.)