A294561 - cp's OEIS frontend

A294561 Solution of the complementary equation a(n) = a(n-1) + a(n-2) + 2*b(n-1) + b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences.

n	a(n)
0	1
1	2
2	14
3	30
4	61
5	111
6	195
7	332
8	556
9	920
10	1511
11	2469
12	4023
13	6539
14	10612
15	17204
16	27872
17	45135
18	73069
19	118269
20	191406
21	309746
22	501226
23	811049
24	1312355
25	2123487
26	3435928
27	5559506
28	8995529
29	14555133
30	23550763
31	38106000
32	61656870
33	99762980
34	161419963
35	261183059

[1, 2, 14, 30, 61, 111, 195, 332, 556, 920, 1511, 2469, 4023, 6539, 10612, 17204, 27872, 45135, 73069, 118269, 191406, 309746, 501226, 811049, 1312355, 2123487, 3435928, 5559506, 8995529, 14555133, 23550763, 38106000, 61656870, 99762980, 161419963, 261183059]

cp's OEIS Frontend

A294561 Solution of the complementary equation a(n) = a(n-1) + a(n-2) + 2*b(n-1) + b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences.

Table of values

List of values