A349500 - cp's OEIS frontend

A349500 a(n) is the least number k such that A349474(k) = A349474(k+1) = n, or -1 if no such k exists.

n	a(n)
2	2
3	7
4	76
5	56
6	81
7	63
8	913
9	892
10	1969
11	4824
12	22855
13	16819
14	48922
15	170649
16	273216
17	607783
18	1204354
19	1910608
20	3433671
21	10104969
22	19546522
23	21424744
24	66961728
25	103366113
26	217458328
27	813832568
28	771821712
29	2370545332
30	4638470426
31	7190276806
32	9309810824
33	35730615937

[2, 7, 76, 56, 81, 63, 913, 892, 1969, 4824, 22855, 16819, 48922, 170649, 273216, 607783, 1204354, 1910608, 3433671, 10104969, 19546522, 21424744, 66961728, 103366113, 217458328, 813832568, 771821712, 2370545332, 4638470426, 7190276806, 9309810824, 35730615937]

cp's OEIS Frontend

A349500 a(n) is the least number k such that A349474(k) = A349474(k+1) = n, or -1 if no such k exists.

Table of values

List of values