%I #8 Jan 29 2024 11:01:22
%S 1,1,1,2,2,2,3,6,7,12,19,32,53,90,156,276,493,878,1566,2834,5146,9396,
%T 17358,32042,59434,110292,204332,380548,713601,1342448,2538012,
%U 4808578,9043605,17070234,32268611,61271738,116123939,220993892,421000142,802844420,1534312896
%N Number of solutions to +- 1 +- 2 +- 3 +- 5 +- 7 +- ... +- prime(n-1) = 0 or 1.
%Y Cf. A008578, A025591, A022894, A022895, A113040, A350404.
%K nonn
%O 0,4
%A _Ilya Gutkovskiy_, Jan 26 2024