In the area of modern algebra known as group theory, the Janko group J1 is a sporadic simple group of order 23 · 3 · 5 · 7 · 11 · 19 = 175560≈ 2×105. (en)
In the area of modern algebra known as group theory, the Janko group J1 is a sporadic simple group of order 23 · 3 · 5 · 7 · 11 · 19 = 175560≈ 2×105. (en)