48061

Appears in sequences

• Number of squares (of another matrix) in M_2(n) - the ring of 2 X 2 matrices over Z_n.at n=18A068197
• Interprimes (A024675) which are of the form s*prime, s=13.at n=21A075288
• Carryless squares of carryless primes (cf. A169887).at n=22A169904
• Centered 12-gonal numbers which are semiprimes, intersection of A003154 and A001358.at n=41A218172
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 515", based on the 5-celled von Neumann neighborhood.at n=36A272707
• Right edge of triangle A297497.at n=14A297498
• Numbers that are palindromic in base i-1.at n=16A342725
• a(n) is the smallest centered n-gonal number with binary weight n.at n=9A358932