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 A074138 Numbers which are not members of A074137. 2
 4, 12, 13, 14, 17, 18, 19, 20, 21, 24, 25, 26, 27, 28, 29, 32, 33, 34, 35, 36, 37, 38, 39, 42, 43, 44, 45, 46, 47, 48, 49, 50, 58, 59, 60, 61, 62, 63, 66, 67, 68, 69, 70, 71, 72, 73, 81, 82, 83, 84, 85, 86, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS MAPLE A074137 := proc(nmax) local a, ipiv, apiv, incsum, nexta ; a := [1, 2, 3] ; ipiv := 2 ; while nops(a) < nmax do apiv := op(ipiv, a) ; while nops(a) < ipiv+apiv-1 do a := [op(a), op(-1, a)+1] ; od ; incsum := add(op(i, a), i=ipiv+1..nops(a)) ; nexta := apiv - ( incsum mod apiv ) ; while nexta <= op(-1, a) do nexta := nexta+apiv ; od ; a := [op(a), nexta] ; ipiv := ipiv+1 ; od ; a ; end ; a074137 := A074137(80) ; for n from 1 to op(-1, a074137) do if not n in a074137 then printf("%d, ", n) ; fi ; od ; # R. J. Mathar, Mar 30 2007 CROSSREFS Cf. A074137. Sequence in context: A239194 A009115 A051434 * A120252 A103053 A087760 Adjacent sequences:  A074135 A074136 A074137 * A074139 A074140 A074141 KEYWORD nonn AUTHOR Amarnath Murthy, Aug 28 2002 EXTENSIONS More terms from R. J. Mathar, Mar 30 2007 STATUS approved

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Last modified June 30 08:54 EDT 2022. Contains 354919 sequences. (Running on oeis4.)