login

A137501 as a simple table

na(n)
00
10
22
3-2
44
5-4
66
7-6
88
9-8
1010
11-10
1212
13-12
1414
15-14
1616
17-16
1818
19-18
2020
21-20
2222
23-22
2424
25-24
2626
27-26
2828
29-28
3030
31-30
3232
33-32
3434
35-34
3636
37-36
3838
39-38
4040
41-40
4242
43-42
4444
45-44
4646
47-46
4848
49-48
5050
51-50
5252
53-52
5454
55-54
5656
57-56
5858
59-58
6060
61-60
6262
63-62
6464
65-64
6666
67-66
6868
69-68
7070
71-70
7272
73-72
7474

[0,0,2,-2,4,-4,6,-6,8,-8,10,-10,12,-12,14,-14,16,
 -16,18,-18,20,-20,22,-22,24,-24,26,-26,28,-28,30,
 -30,32,-32,34,-34,36,-36,38,-38,40,-40,42,-42,44,
 -44,46,-46,48,-48,50,-50,52,-52,54,-54,56,-56,58,
 -58,60,-60,62,-62,64,-64,66,-66,68,-68,70,-70,72,
 -72,74]