A165520 Antidiagonal writing from three rows trio A165351,A165355,A165367 (first,second and third trisections of A026741).

0, 1, 3, 1, 2, 3, 5, 7, 9, 4, 5, 6, 11, 13, 15, 7, 8, 9, 17, 19, 21, 10, 11, 12, 23, 25, 27, 13, 14, 15, 29, 31, 33

Offset

1,3

Comments

(6n+3)-th term is 6n+3=A016945. 6n-th term is 3n=3*n=A008585.

Links

Table of n, a(n) for n=1..33.

Formula

Mix (A004273(3n),A004273(3n+1),A004273(3n+2)), (A000027(3n),A000027(3n+1),A000027(3n+2)).

Crossrefs

Sequence in context: A173234 A205017 A334473 * A107341 A209849 A245547

Adjacent sequences: A165517 A165518 A165519 * A165521 A165522 A165523

Keyword

nonn,uned

Author

Paul Curtz, Sep 21 2009

Status

approved