1486356480domain: NAppears in sequencesDenominators in the series for Bessel function J7(x).at n=2A061406Number of antisymmetric n X n conference matrices.at n=11A086261Number of n X n conference matrices (including both symmetric and antisymmetric).at n=11A086262Expansion of x^5*(4 - 5*x)/(1 - 2*x)^4.at n=24A268598