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A147975
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k(n)=4^n-3^n-2^n-1^n.
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1
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-2, -2, 2, 28, 158, 748, 3302, 14068, 58718, 241948, 988502, 4015108, 16241678, 65506348, 263636102, 1059360148, 4251855038, 17050597948, 68331794102, 273715121188, 1096023794798, 4387584060748, 17560800790502, 70274592610228
(list; graph; refs; listen; history; internal format)
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