a(n) is the numerator of the expected number of random moves of a chess king to reach a position outside an nXn chessboard, starting in one of the corners.

A376609

a(n) is the numerator of the expected number of random moves of a chess king to reach a position outside an nXn chessboard, starting in one of the corners.

Terms

    a(0) =1a(1) =8a(2) =72a(3) =46a(4) =23747a(5) =94968a(6) =12161644a(7) =158536576a(8) =165181795263

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