login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A021690 as a simple table

na(n)
00
-10
-21
-34
-45
-57
-67
-72
-85
-99
-104
-117
-125
-132
-141
-158
-166
-175
-188
-198
-209
-212
-221
-232
-248
-252
-267
-279
-288
-298
-303
-313
-328
-331
-349
-352
-364
-371
-389
-398
-402
-415
-420
-437
-442
-458
-468
-476
-482
-499
-507
-513
-527
-536
-540
-559
-563
-572
-589
-594
-604
-616
-620
-636
-644
-651
-663
-679
-689
-694
-701
-716
-729
-730
-749
-756
-762
-770
-789
-799
-801
-812
-825
-833
-846
-854
-864
-873
-881
-894
-908
-916
-928
-938
-940
-954
-966
-976
-984

[0,0,1,4,5,7,7,2,5,9,4,7,5,2,1,8,6,5,8,8,9,2,1,2,
 8,2,7,9,8,8,3,3,8,1,9,2,4,1,9,8,2,5,0,7,2,8,8,6,2,
 9,7,3,7,6,0,9,3,2,9,4,4,6,0,6,4,1,3,9,9,4,1,6,9,0,
 9,6,2,0,9,9,1,2,5,3,6,4,4,3,1,4,8,6,8,8,0,4,6,6,4]