

A292645


Rank of (6+r)*n when all the numbers (6r)*j and (6+r)*k, where r = sqrt(2), j>=1, k>=1, are jointly ranked.


2



2, 5, 7, 10, 13, 15, 18, 20, 23, 26, 28, 31, 34, 36, 39, 41, 44, 47, 49, 52, 54, 57, 60, 62, 65, 68, 70, 73, 75, 78, 81, 83, 86, 88, 91, 94, 96, 99, 102, 104, 107, 109, 112, 115, 117, 120, 122, 125, 128, 130, 133, 136, 138, 141, 143, 146, 149, 151, 154, 157
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OFFSET

1,1


LINKS

Clark Kimberling, Table of n, a(n) for n = 1..1000


MATHEMATICA

z = 120; r = 6  Sqrt[2]; s = 6 + Sqrt[2];
Table[n + Floor[n*r/s], {n, 1, z}] (* A292644 *)
Table[n + Floor[n*s/r], {n, 1, z}] (* A292645 *)


PROG

(PARI) vector(100, n, n+floor(n*(6+sqrt(2))/(6sqrt(2)))) \\ G. C. Greubel, Aug 20 2018
(MAGMA) [n+Floor(n*(6+Sqrt(2))/(6Sqrt(2))): n in [1..100]]; // G. C. Greubel, Aug 20 2018


CROSSREFS

Cf. A292644 (complement).
Sequence in context: A331833 A018717 A188036 * A001950 A090909 A330064
Adjacent sequences: A292642 A292643 A292644 * A292646 A292647 A292648


KEYWORD

nonn,easy


AUTHOR

Clark Kimberling, Sep 26 2017


STATUS

approved



