403368

Appears in sequences

• Triangle of coefficients in expansion of (4+7x)^n.at n=26A013625
• Triangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*4^j.at n=22A038270
• Integer areas A of the integer-sided triangles such that the length of the inradius and the circumradius are both a perfect square.at n=7A232274
• Number of n step walks (each step +/- 1 starting from 0) which are never more than 6 or less than -6.at n=19A235701
• Wiener index of the n X n X n grid graph.at n=6A292045
• Irregular triangle read by rows, arising from Garvan's proof of Watson's generalization of Ramanujan's partition congruences for powers of 7.at n=9A330329
• Integers k such that k = Sum k/(p_i + j), where p_i are the prime factors of k (with multiplicity). Case j = -5.at n=17A380927