973668972domain: NAppears in sequencesSequence from expansion of Cartan E_11 12 state root sum zero characteristic polynomial: p(x)=1/(-1 + 274 x^2 - 3480 x^3 + 21205 x^4 - 76696 x^5 + 175891x^6 - 259324 x^7 + 240551 x^8 - 131824 x^9 + 37101 x^10 - 3676 x^11 - 44 x^12).at n=7A143076