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Number of set partitions of [n] such that the difference between each element and its index (in the partition) is a multiple of four.

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`%I #3 Jul 09 2016 17:35:27
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`%S 1,1,2,4,8,16,32,64,128,264,544,1120,2304,4940,10632,22908,49324,
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`%T 112352,258184,596430,1379150,3431265,8639020,21965049,56062850,
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`%U 155582125,436328469,1238168841,3534962983,10951026755,34135076965,107562008116,341226376721
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`%N Number of set partitions of [n] such that the difference between each element and its index (in the partition) is a multiple of four.
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`%Y Column k=4 of A274859.
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`%K nonn
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`%O 0,3
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`%A _Alois P. Heinz_, Jul 09 2016
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