Numbers which are not prime powers but which satisfy Ko and Ray-Chaudhuri's conditions A1 and A2.
33, 158, 428, 437, 513, 611, 843, 1016, 1184, 1328, 1405, 1472, 2252, 2427, 2669
4 seqfan posts
Sat Mar 31 01:27:33 CEST 2012 [seqfan] Re: Missing sequence numbers
Fri Mar 30 23:03:59 CEST 2012 [seqfan] Re: Missing sequence numbers
Thu Nov 24 01:36:57 CET 2011 [seqfan] Re: Missing sequence numbers
Thu Nov 24 00:53:44 CET 2011 [seqfan] Missing sequence numbers
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
Links to OEIS content are included according to
The OEIS End-User License Agreement
.