["[Qfb(7,17,-21),[1, 0],O(61^3),[1 + 53*61^4 + 47*61^5 + 40*61^6 + 61^7 + 46*61^8 + O(61^9), 42*61^3 + 34*61^4 + 27*61^5 + 32*61^6 + 50*61^7 + 41*61^8 + O(61^9), 877]]"]