121737

Appears in sequences

• Denominators of rationals with e.g.f. D(4,x), a Debye function.at n=30A227574
• a(n) is the least integer that can be expressed as the difference of two heptagonal numbers in exactly n ways.at n=9A334036
• Irregular triangle read by rows: T(n, k) is the q-multinomial coefficient defined by the k-th partition of n in Abramowitz-Stegun order, evaluated at q = 4.at n=15A347487