252016

Appears in sequences

• Number of ways of writing n as a sum of 8 squares.at n=25A000143
• Theta series of E_8 lattice with respect to deep hole.at n=24A004017
• Theta series of {D_8}* lattice.at n=25A008427
• Base 5 digits are, in order, the first n terms of the periodic sequence with initial period 3,1,0.at n=7A037661
• Numbers n which when converted to base 5, reversed and converted back to base 10 yield a number m such that n mod m = 0. Cases which are trivial or result in digit loss are excluded.at n=19A091079
• a(0) = 1; for n>0, a(n) = 16 times sum of cubes of divisors of n.at n=25A092820
• a(n) = 16 times the sum of the cubes of the divisors of 2*n+1.at n=12A318937
• Number of ways of writing n^2 as a sum of 8 squares.at n=5A374493