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A027478 as a triangular array

1
71
176391
1074629511261
1297704407450225353101
2728669809412836461395751124356451
915708350403391060150824873856845481409542647511971
4603491701928018030534782364144611923279636402686929345710680133390620441

A027478 as a square array

171761074612977042728669809157083504046034917019280
1392951407450941283643391060150818030534782364
112622535613957524873856841446119232796
13101124355481409536402686929
1645426475345710680
111971333906
12044
1

A027478 as an upper right triangle

171761074612977042728669809157083504046034917019280
1392951407450941283643391060150818030534782364
112622535613957524873856841446119232796
13101124355481409536402686929
1645426475345710680
111971333906
12044
1

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Last modified March 29 06:44 EDT 2024. Contains 371265 sequences. (Running on oeis4.)