login

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

A217257 as a simple table

na(n)
01
11
20
31
41
50
61
72
80
90
101
113
122
130
140
151
164
175
180
190
200
211
225
239
245
250
260
270
280
296
3014
3114
320
330
340
350
360
376
3820
3928
4014
410
420
430
440
450
460
4726
4848
4942
500
510
520
530
540
550
560
5726
5874
5990
6042
610
620
630
640
650
660
670
680
69100
70164
71132
720
730
740
750
760
770
780
790
800
81100
82264
83296
84132
850
860
870
880
890
900
910
920
930
940
95364
96560
97428
980
990
1000
1010
1020
1030
1040
1050
1060

[1,1,0,1,1,0,1,2,0,0,1,3,2,0,0,1,4,5,0,0,0,1,5,9,
 5,0,0,0,0,6,14,14,0,0,0,0,0,6,20,28,14,0,0,0,0,0,
 0,26,48,42,0,0,0,0,0,0,0,26,74,90,42,0,0,0,0,0,0,
 0,0,100,164,132,0,0,0,0,0,0,0,0,0,100,264,296,132,
 0,0,0,0,0,0,0,0,0,0,364,560,428,0,0,0,0,0,0,0,0,0]