1179360

Appears in sequences

• Expansion of Eisenstein series E_4(q) (alternate convention E_2(q)); theta series of E_8 lattice.at n=17A004009
• Smallest number m containing no zeros in base n representation but at least one zero in all base b representations with 1<b<n.at n=21A106372
• Number of 3 X n 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 1 vertically.at n=10A207454
• One more than positions of records in A249442.at n=15A249149
• a(n) = 12*binomial(n, 5).at n=28A300847
• Positions of records in A306440.at n=19A307221
• Numbers m such that the equation m = k*sigma(k) has more than one solution.at n=25A337873