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A106360
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Number of compositions of n with exactly 4 adjacent equal parts.
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1
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1, 0, 2, 9, 14, 33, 92, 189, 411, 926, 2016, 4219, 8935, 18805, 38808, 79928, 163963, 332676, 672036, 1352412, 2705019, 5385960, 10684650, 21105565, 41533076, 81467400, 159263257, 310372453, 603149241, 1168863180, 2259230907
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