A076963 Relatively prime numbers with nondecreasing number of divisors. a(1) = 1, tau(a(n+1)) >= tau(a(n)) and (a(n),a(n+1)) = 1.

1, 2, 3, 4, 9, 10, 21, 22, 27, 28, 45, 52, 63, 64, 105, 128, 135, 136, 165, 182, 225, 256, 315, 352, 525, 544, 585, 608, 675, 704, 945, 1144, 1575, 2288, 2835, 2992, 4095, 5984, 5985, 7072, 7245, 7904, 8085, 9568, 9765, 10208, 11025, 11968, 12285, 23936, 25935

Offset

0,2

Links

Table of n, a(n) for n=0..50.

Crossrefs

Sequence in context: A127150 A256189 A098548 * A081871 A366913 A329573

Adjacent sequences: A076960 A076961 A076962 * A076964 A076965 A076966

Keyword

nonn

Author

Amarnath Murthy, Oct 21 2002

Extensions

More terms from Sascha Kurz, Jan 22 2003

Status

approved