2635776

Appears in sequences

• a(n) = coefficient of the sqrt(6) term in (1 + sqrt(2) + sqrt(3))^n.at n=12A188573
• a(n) = 1*binomial(n,2) + 3*binomial(n,3) + 6*binomial(n,4) + 10*binomial(n,5).at n=33A361474
• Square array A(n,k) = A388978(A388981(n, k)), read by descending antidiagonals.at n=26A389168