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\ range(n - k + 1)])\n return R(p.subs({g: R.gen(i) for i, g in enumerate(p.parent().gens())}))\n\ \npartial_bell(17, 8) # past the end of this table"-Numbers: []+Numbers:+- params:+ n: '1'+ k: '1'+ number: x1+- params:+ n: '2'+ k: '1'+ number: x2+- params:+ n: '2'+ k: '2'+ number: x1^2+- params:+ n: '3'+ k: '1'+ number: x3+- params:+ n: '3'+ k: '2'+ number: 3*x1*x2+- params:+ n: '3'+ k: '3'+ number: x1^3+- params:+ n: '4'+ k: '1'+ number: x4+- params:+ n: '4'+ k: '2'+ number: 3*x2^2 + 4*x1*x3+- params:+ n: '4'+ k: '3'+ number: 6*x1^2*x2+- params:+ n: '4'+ k: '4'+ number: x1^4+- params:+ n: '5'+ k: '1'+ number: x5+- params:+ n: '5'+ k: '2'+ number: 10*x2*x3 + 5*x1*x4+- params:+ n: '5'+ k: '3'+ number: 15*x1*x2^2 + 10*x1^2*x3+- params:+ n: '5'+ k: '4'+ number: 10*x1^3*x2+- params:+ n: '5'+ k: '5'+ number: x1^5+- params:+ n: '6'+ k: '1'+ number: x6+- params:+ n: '6'+ k: '2'+ number: 10*x3^2 + 15*x2*x4 + 6*x1*x5+- params:+ n: '6'+ k: '3'+ number: 15*x2^3 + 60*x1*x2*x3 + 15*x1^2*x4+- params:+ n: '6'+ k: '4'+ number: 45*x1^2*x2^2 + 20*x1^3*x3+- params:+ n: '6'+ k: '5'+ number: 15*x1^4*x2+- params:+ n: '6'+ k: '6'+ number: x1^6+- params:+ n: '7'+ k: '1'+ number: x7+- params:+ n: '7'+ k: '2'+ number: 35*x3*x4 + 21*x2*x5 + 7*x1*x6+- params:+ n: '7'+ k: '3'+ number: 105*x2^2*x3 + 70*x1*x3^2 + 105*x1*x2*x4 + 21*x1^2*x5+- params:+ n: '7'+ k: '4'+ number: 105*x1*x2^3 + 210*x1^2*x2*x3 + 35*x1^3*x4+- params:+ n: '7'+ k: '5'+ number: 105*x1^3*x2^2 + 35*x1^4*x3+- params:+ n: '7'+ k: '6'+ number: 21*x1^5*x2+- params:+ n: '7'+ k: '7'+ number: x1^7
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