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A267345
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Number of 5Xn arrays containing n copies of 0..5-1 with every element equal to or 1 greater than any north, west or southwest neighbors modulo 5 and the upper left element equal to 0.
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0
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1, 1, 2, 2, 36, 264, 1223, 4462, 14328, 55017, 305712, 2436601, 19006535, 123949281, 690092171, 3461268856, 16984062800, 90079107517, 548487219149, 3658610091214, 24346275430333, 153077920654892
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