63548

Appears in sequences

• Number of (n+4)X7 0..2 matrices with each 5X5 subblock idempotent.at n=8A224620
• Dimensions where the volume of an L^p unit ball is maximized.at n=12A255135
• Numbers k for which the sum of digits of sigma(k) = the product of digits of sigma(k).at n=27A277217
• G.f. satisfies A(x) = 1 + x*A(x)^3 / (1 + x*A(x)^4).at n=10A365223
• Positions of powerful terms among the numbers satisfying Euler's condition for odd perfect numbers (A228058).at n=17A388279