cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A176393 a(n) = A176100(n) + 1 = 2*A141468(n) + 1.

Original entry on oeis.org

1, 3, 9, 13, 17, 19, 21, 25, 29, 31, 33, 37, 41, 43, 45, 49, 51, 53, 55, 57, 61, 65, 67, 69, 71, 73, 77, 79, 81, 85, 89, 91, 93, 97, 99, 101, 103, 105, 109, 111, 113, 115, 117, 121, 125, 127, 129, 131, 133, 137, 139, 141, 145, 149, 151, 153, 155, 157, 161, 163, 165
Offset: 1

Views

Author

Juri-Stepan Gerasimov, Apr 16 2010

Keywords

Programs

  • Maple
    From R. J. Mathar, Apr 20 2010: (Start)
    isA001358 := proc(n) numtheory[bigomega](n) = 2 ; end proc:
    A176100 :=proc(n) if n = 1 then 0; else for a from procname(n-1)+2 by 2 do if not isA001358(a) then return a; end if; end do: end if; end proc:
    A176363 := proc(n) 1+A176100(n) ; end proc: seq(A176363(n),n=1..80) ; (End)

Extensions

Corrected (139 inserted) by R. J. Mathar, Apr 20 2010
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