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

Author

Antti Karttunen, Jul 29 2009

Keywords

• nonn

Crossrefs

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