Number of maximal irredundant sets in the n-web graph.

Terms

a(0) =26a(1) =58a(2) =182a(3) =540a(4) =1290a(5) =3690a(6) =10160a(7) =28786a(8) =80841a(9) =223888a(10) =624613a(11) =1743972a(12) =4865441a(13) =13595466a(14) =37944869a(15) =105893100a(16) =295608956a(17) =825144438a(18) =2303387028a(19) =6429909987a(20) =17948364550a(21) =50101571688a(22) =139855118057a(23) =390395847523