139750

Appears in sequences

• Rectangular array read by antidiagonals. T(n,k) is the number of length k walks from {} to [n] in the digraph representation of the superset/subset relation on P([n]) the powerset of [n], n>=0, k>=0.at n=59A336703
• Expansion of 1/(1 - x^2/(1-x)^7).at n=11A369805
• Expansion of 1 / ((1-x)^2 - x^7).at n=34A392543