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A046181 as a simple table

na(n)
11
23
363
4261
56141
625543
7601723
82502921
958962681
10245260683
115777740983
1224033043981
13566159653621
142354993049423
1555477868313843
16230765285799441
175436264935102961
1822612643015295763
19532698485771776303
202215808250213185301
2152199015340698974701

[1,3,63,261,6141,25543,601723,2502921,58962681,
 245260683,5777740983,24033043981,566159653621,
 2354993049423,55477868313843,230765285799441,
 5436264935102961,22612643015295763,
 532698485771776303,2215808250213185301,
 52199015340698974701]