A309167 - cp's OEIS frontend

A309167 a(n)^2 is the least possible value at the root of a binary tree of height n where all nodes hold positive squares and all interior nodes also equal the sum of their two children.

n	a(n)
1	1
2	5
3	13
4	65
5	97
6	229
7	997
8	1145
9	2245
10	5725
11	7213
12	9805
13	10445
14	24193
15	34121
16	37321
17	52225
18	83729
19	98449
20	125233
21	145493
22	156925
23	171037
24	260893
25	334981
26	345725
27	457813
28	576757
29	755173
30	806885
31	839285
32	924157

[1, 5, 13, 65, 97, 229, 997, 1145, 2245, 5725, 7213, 9805, 10445, 24193, 34121, 37321, 52225, 83729, 98449, 125233, 145493, 156925, 171037, 260893, 334981, 345725, 457813, 576757, 755173, 806885, 839285, 924157]

cp's OEIS Frontend

A309167 a(n)^2 is the least possible value at the root of a binary tree of height n where all nodes hold positive squares and all interior nodes also equal the sum of their two children.

Table of values

List of values