A163344 Central diagonal of A163334 and A163336 divided by 4.

0, 1, 2, 11, 10, 9, 18, 19, 20, 101, 100, 99, 90, 91, 92, 83, 82, 81, 162, 163, 164, 173, 172, 171, 180, 181, 182, 911, 910, 909, 900, 901, 902, 893, 892, 891, 810, 811, 812, 821, 820, 819, 828, 829, 830, 749, 748, 747, 738, 739, 740, 731, 730, 729, 1458

Offset

0,3

Links

Table of n, a(n) for n=0..54.

Crossrefs

a(n) = A163343(n)/4.

Sequence in context: A023642 A025536 A162155 * A064743 A109868 A153521

Adjacent sequences: A163341 A163342 A163343 * A163345 A163346 A163347

Keyword

nonn

Author

Antti Karttunen, Jul 29 2009

Status

approved