69620

Appears in sequences

• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 1), (-1, 0, 1), (0, 1, 1), (1, 0, -1)}.at n=11A148368
• Apply partial sum operator twice to sequence of squares of the first n primes.at n=16A157492
• Irregular triangle read by rows: row n lists the rank sizes of the "electrical" poset EP_n of circular planar graphs with n boundary vertices.at n=70A232967
• Number of free pure identity multifunctions with one atom and n positions.at n=18A317877