A216522 Integers of the form 2*x + 3*y with nonnegative x and y, with repetitions.

0, 2, 3, 4, 5, 6, 6, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 12, 13, 13, 14, 14, 14, 15, 15, 15, 16, 16, 16, 17, 17, 17, 18, 18, 18, 18, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 22, 22, 22, 22, 23, 23, 23, 23, 24, 24, 24, 24, 24, 25, 25, 25, 25, 26, 26, 26

Offset

0,2

Comments

Not A086419: A086419(n)-a(n)={0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 1, -1, 0, 0, 1, -1, 0, 0}.

First differences occur at n = {48, 49, 56, 57, 61, 62, 65, 66}.

Links

G. C. Greubel, Table of n, a(n) for n = 0..20000

Mathematica

Sort[Flatten[Table[2*x+3*y, {x, 0, 100}, {y, 0, (100-2x)/3}]]]

Crossrefs

Cf. A086419.

Sequence in context: A196362 A195879 A305398 * A086419 A287354 A025548

Adjacent sequences: A216519 A216520 A216521 * A216523 A216524 A216525

Keyword

nonn

Author

Zak Seidov, Sep 08 2012

Status

approved