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.

A099620 Greatest multiple of the n-th prime in A098962.

Original entry on oeis.org

6, 15, 35, 119, 407, 559, 1037, 1387, 2231, 3683, 4247, 6179, 7913, 8557, 10951, 14257, 18113, 19093, 24053, 27193, 28981, 34681, 38263, 44411, 54611, 59893, 61903, 66233, 69869, 74467, 96139, 104407, 113573, 119123, 138421, 142091
Offset: 1

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Author

Reinhard Zumkeller, Oct 26 2004

Keywords

Crossrefs

Cf. A099619.

Programs

  • Haskell
    a099620 n = f (p - 1) $ drop (a099619 n) a098962_list where
       f c (x:xs) | c == 1 = if m == 0 then x else f 1 xs
                  | m /= 0 = f c xs
                  | m == 0 = f (c - if x' == p then 2 else 1) xs
                  where (x',m) = divMod x p
       p = a000040 n
    -- Reinhard Zumkeller, Feb 18 2013