Fixed points of permutations A249990 and A252448.

Terms

a(0) =8a(1) =13a(2) =14a(3) =34a(4) =139a(5) =140a(6) =383a(7) =960a(8) =1609a(9) =2064a(10) =5487a(11) =7171a(12) =7715a(13) =21059a(14) =22523a(15) =24148a(16) =91924a(17) =117728a(18) =200193a(19) =304381a(20) =609147a(21) =866933a(22) =920405a(23) =930571a(24) =985939