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Search: id:A095237
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| A095237 |
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a(1)=1; then for n even, a(n)=(sum of previous terms times n) plus 1, for n odd, a(n)=(sum of previous terms times n) minus 1. |
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| 1, 3, 11, 61, 379, 2731, 22301, 203897, 2064455, 22938391, 277554529, 3633441109, 51170962283, 771500662115, 12399117783989, 211611610180081, 3822234708877711, 72847296804492847, 1460993008134550985
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