A187334 Sum{floor(kn/5), k=1,2,3,4,5}; complement of A187335.

0, 1, 4, 7, 10, 15, 16, 19, 22, 25, 30, 31, 34, 37, 40, 45, 46, 49, 52, 55, 60, 61, 64, 67, 70, 75, 76, 79, 82, 85, 90, 91, 94, 97, 100, 105, 106, 109, 112, 115, 120, 121, 124, 127, 130, 135, 136, 139, 142, 145, 150, 151, 154, 157, 160, 165, 166, 169, 172, 175, 180, 181, 184, 187, 190, 195, 196, 199, 202, 205, 210, 211, 214, 217, 220, 225, 226, 229, 232, 235, 240, 241, 244, 247, 250, 255, 256, 259, 262, 265, 270, 271, 274, 277, 280, 285, 286, 289, 292, 295, 300

Offset

0,3

Links

Table of n, a(n) for n=0..100.

Formula

a(n)=sum{floor(kn/5), k=1,2,3,4,5}.

Mathematica

t=Table[Sum[Floor[k*n/5], {k, 1, 5}], {n, 0, 150}]  (* A187334 *)Complement[Range[Length[t]], t]                (* A187335 *)

Crossrefs

Cf. A187335.

Sequence in context: A310697 A133497 A243909 * A310698 A310699 A250124

Adjacent sequences: A187331 A187332 A187333 * A187335 A187336 A187337

Keyword

nonn

Author

Clark Kimberling, Mar 08 2011

Status

approved