54988domain: NAppears in sequencesa(n) = (7*n+2)*(7*n+5) = 49*n^2 + 49*n + 10.at n=33A177060Number of necklace compositions of n where no pair of circularly adjacent parts is relatively prime.at n=39A328602Index of first occurrence of n in A000319, or -1 if n never appears there.at n=12A381230