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A154245 as a simple table

n a(n)
1 1
2 8
3 55
4 368
5 2449
6 16280
7 108199
8 719072
9 4778785
10 31758632
11 211059991
12 1402652240
13 9321678001
14 61949553848
15 411701328775
16 2736064645568
17 18183205205569
18 120841059834440
19 803079631825399
20 5337067516093232 

[1,8,55,368,2449,16280,108199,719072,4778785,
 31758632,211059991,1402652240,9321678001,
 61949553848,411701328775,2736064645568,
 18183205205569,120841059834440,803079631825399,
 5337067516093232]

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Last modified June 9 01:31 EDT 2024. Contains 373227 sequences. (Running on oeis4.)