439040

Appears in sequences

• Triangle of coefficients in expansion of (4+7x)^n.at n=24A013625
• Triangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*4^j.at n=24A038270
• a(n) = A004017(n)/2.at n=37A045825
• Numbers which are sum of three squares of positive numbers and also 5 times of the sum of their joint products.at n=29A347969
• Triangle read by rows, T(n, k) = [x^k] p(n), where p(n) = 4^n * hypergeom([1/2, -n - 1, -n], [2, 2], x).at n=32A367022