54859

Appears in sequences

• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 43 ones.at n=5A031811
• 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, 0), (-1, 0, -1), (0, 0, 1), (0, 1, 1), (1, 0, -1)}.at n=9A150037
• Number of legal 7 X 6 Connect-Four positions after n plies.at n=7A212693