Number of maximum matchings in the n-Cameron graph.

Terms

a(0) =7a(1) =20a(2) =53a(3) =147a(4) =401a(5) =1105a(6) =3034a(7) =8349a(8) =22957a(9) =63155a(10) =173711a(11) =477852a(12) =1314449a(13) =3615799a(14) =9946297a(15) =27360297a(16) =75262642a(17) =207032537a(18) =569505065a(19) =1566594819a(20) =4309389479a(21) =11854270468a(22) =32608731853a(23) =89700113451a(24) =246747109345a(25) =678752052689