502656

Appears in sequences

• One quarter of deca-factorial numbers.at n=4A035273
• a(n) = 6*a(n-1) + 4*a(n-2).at n=8A135032
• Larger of semi-unitary amicable numbers pair: numbers (m, n) such that susigma(m) = susigma(n) = m + n, where susigma(n) is the sum of the semi-unitary divisors of n (A322485).at n=33A322542
• Products of consecutive terms of the Padovan sequence A000931.at n=29A329227