7914270domain: NAppears in sequencesList of codewords in binary lexicode with Hamming distance 12 written as decimal numbers.at n=12A075952Product of Jacobsthal and Motzkin numbers: a(n) = A001045(n+1)*A001006(n).at n=11A200538Expansion of (1 - 2*x + 2*x^2)/(1 - 2*x - 3*x^2)^(7/2).at n=11A375253