971415244800domain: NAppears in sequencesPermanent of the n X n (0,1)-matrices with ij-th entry equal to zero iff (i=1,j=1),(i=1,j=n),(i=n,j=1) and (i=n,j=n).at n=12A098916Denominators of coefficients in a series for Euler's constant gamma.at n=12A332541