String of 41 consecutive numbers which are not primes but relatively prime to the previous term (from 15685 to 15726).
15685, 15686, 15687, 15688, 15689, 15690, 15691, 15692, 15693, 15694, 15695
1 seqfan posts
Sun May 16 04:29:13 CEST 2010 [seqfan] A177949 two/three petty remarks