A033589 - cp's OEIS frontend

A033589 a(n) = (2n-1)(3n-1)(4*n-1).

n	a(n)
0	-1
1	6
2	105
3	440
4	1155
5	2394
6	4301
7	7020
8	10695
9	15470
10	21489
11	28896
12	37835
13	48450
14	60885
15	75284
16	91791
17	110550
18	131705
19	155400
20	181779
21	210986
22	243165
23	278460
24	317015
25	358974
26	404481
27	453680
28	506715

[-1, 6, 105, 440, 1155, 2394, 4301, 7020, 10695, 15470, 21489, 28896, 37835, 48450, 60885, 75284, 91791, 110550, 131705, 155400, 181779, 210986, 243165, 278460, 317015, 358974, 404481, 453680, 506715]

cp's OEIS Frontend

A033589 a(n) = (2n-1)(3n-1)(4*n-1).

Table of values

List of values

cp's OEIS Frontend

A033589 a(n) = (2*n-1)*(3*n-1)*(4*n-1).

Table of values

List of values

A033589 a(n) = (2n-1)(3n-1)(4*n-1).